rf coaxial connectors, tnc, very high power, 50 ohms ... · for rf coaxial connectors, typetnc-vhp,...

RF COAXIAL CONNECTORS, TNC, VERY HIGH POWER, 50 OHMS,

ADAPTORS

BASED ON TYPE TNC-VHP

ESCC Detail Specification No. 3402/028

Issue 1 March 2017

Document Custodian: European Space Agency – see https://escies.org

of 25

https://escies.org/

ESCC Detail Specification

No. 3402/028

PAGE 2

ISSUE 1

LEGAL DISCLAIMER AND COPYRIGHT

European Space Agency, Copyright © 2017. All rights reserved.

The European Space Agency disclaims any liability or responsibility, to any person or entity, with respect to any loss or damage caused, or alleged to be caused, directly or indirectly by the use and application of this ESCC publication.

This publication, without the prior permission of the European Space Agency and provided that it is not used for a commercial purpose, may be:

− copied in whole, in any medium, without alteration or modification. − copied in part, in any medium, provided that the ESCC document identification, comprising the

ESCC symbol, document number and document issue, is removed.


No. 3402/028

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ISSUE 1

DOCUMENTATION CHANGE NOTICE

(Refer to https://escies.org for ESCC DCR content)

DCR No. CHANGE DESCRIPTION

https://escies.org/


No. 3402/028

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TABLE OF CONTENTS

1 GENERAL 6

1.1 SCOPE 6

1.2 TYPE VARIANTS 6

1.3 MAXIMUM RATINGS 6

1.4 PARAMETER DERATING INFORMATION 6

1.5 PHYSICAL DIMENSIONS 6

1.6 STANDARD TEST CONNECTOR INTERFACE 6

2 APPLICABLE DOCUMENTS 11

3 TERMS, DEFINITIONS, ABBREVIATIONS, SYMBOLS AND UNITS 11

4 REQUIREMENTS 11

4.1 GENERAL 11

4.2 DEVIATIONS FROM GENERIC SPECIFICATION 11

4.2.1 Deviations from Special I-Process Controls 11

4.2.2 Deviations from final Production Tests (Chart II) 11

4.2.3 Deviations from Burn-in Tests (Chart III) 11

4.2.4 Deviations from Qualification Tests (Chart IV) 11

4.2.5 Deviations from Lot Acceptance Tests (Chart V) 12

4.3 ENVIRONMENTAL, MECHANICAL AND ENDURANCE REQUIREMENTS 12

4.3.1 Dimension Check 12

4.3.2 Weight 12

4.3.3 Contact Engagement and Separation Forces 12

4.3.4 Coupling Proof Torque 13

4.3.5 Mating and Unmating Forces 13

4.3.6 Centre Contact Retention 13

4.3.7 Endurance 13

4.3.8 Residual Magnetism 13

4.3.9 Multipaction 13

4.3.10 RF Power Handing 13

4.3.11 Corona 14

4.4 MATERIALS AND FINISHES 14

4.4.1 Material and Plating 14

4.5 MARKING 14

4.5.1 General 14

4.5.2 The ESCC Component Number 14

4.5.3 Traceability Information 14

4.6 ELECTRICAL MEASUREMENTS 15

4.6.1 Electrical Measurements at Room Temperature 15


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4.7 ENVIRONMENTAL, MECHANICAL AND ENDURANCE TESTS 15

4.7.1 Measurements and Inspections on Completion of Environmental, Mechanical and Endurance Tests 15

APPENDIX A 25


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1 GENERAL

1.1 SCOPE This specification details the ratings, physical and electrical characteristics, test and inspection data for RF Coaxial Connectors, Type TNC-VHP, 50 Ohms, Adaptors. It shall be read in conjunction with ESCC Generic Specification No. 3402, the requirements of which are supplemented herein.

1.2 TYPE VARIANTS A list of the type variants of the connectors specified herein, which are also covered by this specification, is given in Table 1(a).

For each type variant, specific electrical, mechanical and other relevant characteristics are given in individual Figures 2(b) at the end of this specification.

1.3 MAXIMUM RATINGS The maximum ratings, which shall not be exceeded at any time during use or storage, applicable to the connectors specified herein, are as scheduled in Table 1(b).

1.4 PARAMETER DERATING INFORMATION The derating information applicable to the connectors specified herein is shown in Figure 1.

1.5 PHYSICAL DIMENSIONS The physical dimensions of the connectors specified herein are shown in Figure 2.

1.6 STANDARD TEST CONNECTOR INTERFACE Whenever gauges are required for mating with the connectors under test, their physical dimensions shall be in accordance with those specified in Figure 2.

https://escies.org/specfamily/searchSpecification?text=%223402%22


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TABLE 1(a) – TYPE VARIANTS

Variant Number Description (1)

01 Straight Adaptor, Male-to-Male 02 Straight Adaptor, Male-to-Female 03 Straight Adaptor, Female-to-Female 04 Right Angle Adaptor, Male-to-Male 05 Right Angle Adaptor, Male-to-Female 06 Right Angle Adaptor, Female-to-Female

NOTES: 1. The Variants are described in Figure 2(b).

TABLE 1(b) - MAXIMUM RATINGS

Characteristics Symbols Maximum Ratings Units Remarks

RF Power (Continuous) Prf 400 W Notes 1, 2, 3 Nominal Impedance Z 50 Ω - Operating Frequency Range f DC to 8 GHz -

Operating Voltage Vop 500 Vrms - Corona Level Pco 120 W RF power level without

corona breakdown Operating Temperature Range

Top See Figure 2(b) °C Tamb

Storage Temperature Range

Tstg As per Operating Temperature Range

°C -

NOTES: 1. Derating with pressure is not required for ≤ 1.5mPa.

2. At f = 2GHz. For f > 2GHz, derate as shown in Figure 1(a). Load VSWR is better than 1.3.

3. At Tamb = +100°C. For Tamb > +100°C, derate as shown in Figure 1(b). For operation under vacuum, Tamb shall be the temperature of the equipment the component is mounted on.


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FIGURE 1 - PARAMETER DERATING INFORMATION

FIGURE 1(a) - POWER VERSUS FREQUENCY

FIGURE 1(b) – RF POWER VERSUS AMBIENT TEMPERATURE


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FIGURE 2 – PHYSICAL DIMENSIONS

FIGURE 2(a) – INTERFACE AND MATING GAUGE DIMENSIONS

TNC MALE INTERFACE

Symbols Dimensions (mm) Remarks Symbols Dimensions (mm) Remarks Min Max Min Max

a 5.35 5.85 Øk 8.03 8.09 b 5.42 5.78 Øl 7/16-28 UNEF-2B c +0.3 -0.55 Øm 11.4 11.6 d 0.15 0.45 Øn - 16 e 0.1 0.9 Øp 2.14 2.18 f 0.35 x 0.35 0.45 x 0.45 Venting hole Øq 6.975 7.025

Øg 0.35 0.65 r - 14 Square Øh 1.32 1.37 Øs 0.25 0.35 Venting hole Øj 4.88 4.92 Øt 0.4 0.5 Venting hole


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TNC FEMALE INTERFACE

Symbols Dimensions (mm) Remarks Symbols Dimensions (mm) Remarks Min Max Min Max

a 8.36 8.46 Øk 8.8 9 b 4.97 5.23 Øl 8.32 8.46 c 4.72 5.22 Øm 8.1 8.15 d 1.8 2.2 Øn 2.14 2.18 e 4.75 5.25 Øp 4.62 4.72 f -0.1 +0.05 Øq 6.975 7.025 g 0.08 1.18 Ør 9.61 9.68

Øh 7/16-28 UNEF-2A Øs 0.25 0.35 Venting hole Øj 9.61 9.68 Øt 1.4 1.45


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2 APPLICABLE DOCUMENTS

The following documents form part of this specification and shall be read in conjunction with it:

(a) ESCC Generic Specification No. 3402 for RF Coaxial Connectors. (b) ESCC Generic Specification No. 3408 for RF Cable Assemblies.

3 TERMS, DEFINITIONS, ABBREVIATIONS, SYMBOLS AND UNITS For the purpose of this specification, the terms, definitions, abbreviations, symbols and units specified in ESCC Basic Specification No. 21300 shall apply.

4 REQUIREMENTS

4.1 GENERAL The complete requirements for procurement of the connectors specified herein are stated in this specification and ESCC Generic Specification No. 3402. Deviations from the Generic Specification applicable to this specification only, are listed in Para. 4.2.

Deviations from the applicable Generic Specification and this Detail Specification, formally agreed with specific Manufacturers on the basis that the alternative requirements are equivalent to the ESCC requirements and do not affect the components' reliability, are listed in the appendices attached to this specification.

4.2 DEVIATIONS FROM GENERIC SPECIFICATION

4.2.1 Deviations from Special I-Process Controls None.

4.2.2 Deviations from final Production Tests (Chart II) None.

4.2.3 Deviations from Burn-in Tests (Chart III) Not applicable.

4.2.4 Deviations from Qualification Tests (Chart IV) (a) The following additional subgroup test sequence shall be performed on a mated pair of

connectors during Qualification Tests; no failures are allowed: i. Multipaction: Para. 4.3.9 ii. RF Power Handling: Para. 4.3.10. iii. Corona: Para. 4.3.11. iv. External Visual Inspection: Para. 9.8 of the Generic Specification.

(b) Para. 9.17, Corona Level: shall not be performed.






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4.2.5 Deviations from Lot Acceptance Tests (Chart V)

The following additional subgroup test sequence shall be performed on a mated pair of connectors during Lot Acceptance Tests as part of the Environmental/Mechanical Subgroup; no failures are allowed:

(a) Multipaction: Para. 4.3.9. (b) RF Power Handling: Para. 4.3.10. (c) Corona: Para. 4.3.11. (d) External Visual Inspection: Section 9 of the Generic Specification.

NOTE: Testing per this additional subgroup is not required to be performed on ESCC qualified components if there is no change in the material, process and design of the component since initial qualification, subject to technical justification being provided by the Manufacturer and agreed by the ESCC Executive.

4.3 ENVIRONMENTAL, MECHANICAL AND ENDURANCE REQUIREMENTS

4.3.1 Dimension Check The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. The dimensions of the connectors specified herein shall conform to those shown in Figures 2(a) and 2(b) of this specification.

4.3.2 Weight The maximum weight of the connectors specified herein shall be as specified in Figure 2(b).

4.3.3 Contact Engagement and Separation Forces The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. For female contacts, the following details shall apply:

(a) Oversize Test Pin (See Figure 3): • Steel test pin diameter: 1.384/1.388mm • Insertion depth: 2/2.5mm • Number of insertions: 3

(b) Maximum Diameter Test Pin (See Figure 3): • Steel test pin diameter: 1.372/1.376mm • Engagement depth: 3/3.5mm • Engagement force: ≤ 9N

(c) Minimum Diameter Test Pin (See Figure 3): • Steel test pin diameter: 1.308/1.321mm • Separation depth: 3/3.5mm • Separation force: ≥ 0.56N




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FIGURE 3 – TEST PINS CONFIGURATION

4.3.4 Coupling Proof Torque The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. The applied torque shall be 339N.cm.

4.3.5 Mating and Unmating Forces The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. The maximum torque during mating and unmating shall not exceed 22.6N.cm.

Whenever a test is performed on mated pairs of connectors, the pairs shall be torqued at 265N.cm.

4.3.6 Centre Contact Retention The requirements for this test are specified in Section 9 of ESCC Generic Specification No. 3402. The test conditions are given in Figure 2(b). After testing, the connector interface dimensions shall be within the limits of Figure 2(a).

4.3.7 Endurance The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. The test conditions shall be as follows:

• Number of cycles: 500 for Qualification Tests (Chart IV); 100 for Lot Acceptance Tests (Chart V).

• Rate: 12 cycles/minute maximum.

4.3.8 Residual Magnetism The applicable test requirements are specified in Section 9 of ESCC Generic Specification No. 3402. The residual magnetism shall not exceed 20 gamma.

4.3.9 Multipaction Multipaction shall be performed as specified in Section 8 of ESCC Generic Specification No. 3408. The multipaction classification applicable to these components is type 2. The test requirements are specified in Figure 2(b) herein.

4.3.10 RF Power Handing RF Power Handling shall be performed as specified in Section 8 of ESCC Generic Specification No. 3408. The following test conditions shall apply:

(a) Test temperature: Tamb = +100°C.









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4.3.11 Corona

Corona shall be performed as specified in Section 8 of ESCC Generic Specification No. 3408. The test requirements are specified in Figure 2(b) herein.

4.4 MATERIALS AND FINISHES The materials and finishes shall be as specified herein. Where a definite material is not specified, a material which will enable the connectors specified herein to meet the performance requirements of this specification shall be used. Acceptance or approval of any constituent material does not guarantee acceptance of the finished product.

4.4.1 Material and Plating (a) Shell:

• Material: Beryllium copper • Plating: Gold 2.5µm, over copper 2.5µm

(b) Centre Contact: • Material: Brass (Male Contacts); beryllium copper (Female Contacts) • Plating: Gold 2.5µm, over copper 2.5µm

(c) Coupling nut: • Material: Beryllium copper • Plating: Silver 5µm

(d) Insert: • Material: PTFE and Fluoroloy H

4.5 MARKING

4.5.1 General The marking of all components delivered to this specification shall be in accordance with the requirements of ESCC Basic Specification No. 21700 and the following paragraphs. Each component shall be marked in respect of:

(a) The ESCC qualified components symbol (for ESCC qualified components only). (b) The ESCC Component Number. (c) Traceability Information.

4.5.2 The ESCC Component Number Each component shall bear the ESCC Component Number which shall be constituted and marked as follows:

Example: 340202801B

• Detail Specification Number: 3402028 • Type Variant (see Table 1(a)): 01 (as required) • Testing Level: B

4.5.3 Traceability Information Each component shall be marked in respect of traceability information in accordance with the requirements of ESCC Basic Specification No. 21700.





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4.6 ELECTRICAL MEASUREMENTS

4.6.1 Electrical Measurements at Room Temperature The parameters to be measured in respect of electrical characteristics are scheduled in Table 2. Unless otherwise specified, the measurements shall be performed at Tamb = +22 ±3°C.

TABLE 2 - ELECTRICAL MEASUREMENTS AT ROOM TEMPERATURE

Characteristics Symbols Test Method and Conditions

Limits Units

Min. Max.

Insulation Resistance RI ESCC No. 3402 500Vdc

5000 - MΩ

Voltage Proof (Dielectric Withstanding Voltage)

VP ESCC No. 3402 Figure 2(b) - V

Voltage Proof Leakage Current

IVPL ESCC No. 3402 Note 1

- 2 mA

NOTES: 1. Measured during Voltage Proof.

TABLES 3, 4 AND 5 Not applicable.

4.7 ENVIRONMENTAL, MECHANICAL AND ENDURANCE TESTS

4.7.1 Measurements and Inspections on Completion of Environmental, Mechanical and Endurance Tests The parameters to be measured on completion of environmental tests are scheduled in Table 6 of this specification. Unless otherwise stated, the measurements shall be performed at Tamb = +22 ±3°C.

TABLE 6 - MEASUREMENTS AND INSPECTIONS ON COMPLETION OF ENVIRONMENTAL, MECHANICAL AND ENDURANCE TESTS

ESCC Generic Spec. No. 3402 Measurements and Inspections Symbols Limits Units

Environmental, Mechanical and

Endurance Test (1)

Test Method and

Conditions

Identification Conditions Min. Max.

Contact Resistance Para. 9.9

Contact Resistance Centre Contact (20mV 10mA)

- - 1.5 mΩ

Shell (20mV 10mA) - - 0.7 mΩ

Vibration Para 9.10

During last cycles Monitor Contacts - - No intermittent contact, open or short circuit

-

Final Measurements Contact Resistance Centre Contact (20mV 10mA)

- - 1.5 mΩ

Visual Examination - - - - -

Shock or Bump Para. 9.11 Contact Resistance Centre Contact (20mV 10mA)

- - 1.5 mΩ







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Endurance Test (1)

Test Method and

Conditions


Rapid Change of Temperature

Para. 9.12 After recovery


- - 1.5 mΩ

Voltage Proof Table 2 VP Table 2 - -


Table 2 IVPL - Table 2 -


Climatic Sequence Para. 9.13

Low Air Pressure Voltage Proof 150Vrms at 44mbar No Breakdown or flashover

-

Final Measurements After recovery

Insulation Resistance Table 2 RI Table 2 - -




External Visual Inspection

ESCC No. 3402 - - - -

Coupling Proof Torque Para. 9.4 and Para. 4.3.4 of

this spec.

Interface Dimensions - - Figure 2(a) -


Mating/Unmating Forces

Para. 9.5 Torque Para. 4.3.5 - - Para. 4.3.5 -

Seal Test Para. 9.7 Not applicable Not applicable - - -


Para. 9.8 External Visual Inspection

ESCC No. 3402 - - - -

VSWR or Reflection Coefficient

Para. 9.16 VSWR - - Figure 2(b) -

RF Insertion Loss Para. 9.19 Insertion Loss - - Figure 2(b) -

Endurance Para 9.18 and Para. 4.3.7 of

this spec.

Mating/Unmating Forces

Para. 4.3.5 - - Para. 4.3.5 -


- - 2 mΩ

Shell (20mV 10mA) - - 2 mΩ


Corrosion Para. 9.20 Visual Examination - - No exposure of base metal

-

Residual Magnetism Para. 9.21 Magnetism - - - Para. 4.3.8 -

RF Leakage Para. 9.23 RF Leakage - - Figure 2(b) -



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Endurance Test (1)

Test Method and

Conditions


High Temperature Storage

Para. 9.24 After 1 to 2 hours Mating/Unmating Forces

Para. 4.3.5 - - Para. 4.3.5 -

Insulation Resistance Table 2 RI Table 2 - MΩ

Voltage Proof Table 2 VP Table 2 -



Centre Contact Retention

Para. 4.3.6 - - - -

Interface Dimensions - - Figure 2(a) -


- - 3 mΩ

Shell (20mV 10mA) - - 3 mΩ


ESCC No. 3402 - - - -

Permanence of Marking

Para. 9.27 - - - - - -

Multipaction Para. 4.3.9 of this spec.

- - - - - -

RF Power Handling Para. 4.3.10 of this spec.

During Testing VSWR ESCC No. 3402 - Figure 2(b) -

Insertion Loss ESCC No. 3402 - Figure 2(b) -

Final Measurement Insulation Resistance Table 2 RI Table 2 - -




VSWR ESCC No. 3402 - Figure 2(b) -


Corona Para. 4.3.11 of this spec.

During Testing VSWR ESCC No. 3402 - Figure 2(b) -


Final Measurement Insulation Resistance Table 2 RI Table 2 - -




VSWR ESCC No. 3402 - Figure 2(b) -













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Endurance Test (1)

Test Method and

Conditions



Para. 9.8 External Visual Inspection

ESCC No. 3402 - - - -

NOTES 1. The tests in this Table refer to either Chart IV or V and shall be used as applicable.




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FIGURE 2(b) – TYPE VARIANTS CHARACTERISTICS VARIANT 01 - STRAIGHT ADAPTOR, MALE-TO-MALE

Electrical Characteristics Values Units

Voltage Standing Wave Ratio (VSWR) ≤ 1.1 + 0.01 x f (GHz) -

RF Insertion loss ≤ 0.04 x √f (GHz) dB

RF Leakage ≤ -115 + f (GHz) dBi

Voltage Proof ≥ 1500 Vrms

Corona ≥ Pco at 1GHz (see Table 1(b)) W

Multipaction Threshold (pulse width 20µs; PRF: 1kHz) ≥ 2000 at 1GHz Wpp

Mechanical Characteristics Values Units

Centre Contact Retention Force (Axial) ≥ 27.2 N

Centre Contact Retention Torque (Rotational) Not applicable N.cm

Cable Retention Force (Axial) Not applicable N

Cable Retention Torque (Rotational) Not applicable N.cm

Weight ≤ 35 g

Other Characteristics Values Units

Operating Temperature Range -65 to +165 °C

Leakage Rate (Panel-sealed Connectors) Not applicable -

Leakage Rate (Hermetic Sealed Connector) Not applicable -

Solderability Not applicable -

Symbols Dimensions (mm)

Min Max

ØA 16.4 16.6

B - 39


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VARIANT 02 - STRAIGHT ADAPTOR, MALE-TO-FEMALE













Weight ≤ 28 g







Min Max

ØA 16.4 16.6

B - 30

C - 39


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VARIANT 03 – STRAIGHT ADAPTOR, FEMALE-TO-FEMALE













Weight ≤ 21 g







Min Max

ØA 16.4 16.6

B - 21

C - 38


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VARIANT 04 – RIGHT ANGLE ADAPTOR, MALE-TO-MALE













Weight ≤ 62 g







Min Max

A - 43

B - 35

C - 35

D - 43

ØE 15.9 16.1


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VARIANT 05 – RIGHT ANGLE ADAPTOR, MALE-TO-FEMALE













Weight ≤ 55 g







Min Max

A - 43

B - 35

C - 26

D - 35

E - 43

ØF 15.9 16.1


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VARIANT 06 – RIGHT ANGLE ADAPTOR, FEMALE-TO-FEMALE













Weight ≤ 48 g







Min Max

A - 43

B - 35

C - 26

D - 43

E - 35

F - 26

ØG 15.9 16.1


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APPENDIX A

AGREED DEVIATIONS FOR RADIALL (F)

Items Affected Description of Deviations

Deviations from Qualification Tests (Chart IV)

Para. 8.1 and Chart IV: The test requirements applicable to Qualification Testing may be replaced by testing in accordance with Radiall test specification RAD-GEN-CONN-004 as specified in the PID and indicated in Chart F4 below. For each subgroup, the sample size is given in Chart F4. No failures are allowed.

Deviations from Lot Acceptance Tests (Chart V)

Para. 8.2 and Chart V: The test requirements applicable to Lot Acceptance Level 1 Testing (LA1) performed for the purposes of maintenance of qualification may be replaced by testing in accordance with Radiall test specification RAD-GEN-CONN-004 as specified in the PID and indicated in Chart F4 below. For each subgroup, the sample size and the period between successive subgroup testing are given in Chart F4. No failures are allowed.

Note: The test methods and requirements for each test in Chart F4 are as specified in the PID. Unless otherwise specified, the measurements and inspections required (as applicable) to the tests of Chart F4 shall be as specified in Table 6 of the Detail Specification.

CHART F4 – QUALIFICATION AND MAINTENANCE OF QUALIFICATION (total 20 connectors representative of the connector range)

• Subgroup I (8 connectors; 24 month period) o Endurance: 50 mating/unmating cycles o Vibration: sine and random (Table 6 requirements are not applicable) o Mechanical Shock (Table 6 requirements are not applicable) o Rapid Change of Temperature o Endurance: 450 mating/unmating cycles o Permanence of Marking o External Visual Inspection o DPA (on 2 connectors)

• Subgroup II (6 connectors; 12 month period) o RF Insertion Loss o VSWR o Coupling Proof Torque o Mating/Unmating Forces o Contact Resistance o External Visual Inspection

• Subgroup III (4 connectors per type; 24 month period) o Residual Magnetism o Soldering Proof o RF Leakage o High Temperature Storage o External Visual Inspection

• Subgroup IV (2 connectors; 24 month period)(Note 1) o Multipactor o Power Handling o Corona o External Visual Inspection

NOTES: 1. Applicable only during maintenance of qualification if there is a change of design or a

change of sub-contractor since qualification, or if ordered by the Orderer.

rf coaxial connectors, tnc, very high power, 50 ohms ... · for rf coaxial connectors, typetnc-vhp,...

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